Welcome to One Harmony
News
2021.11.10
2020.04.20
New digital voucher for one-category guestroom upgrades for Loyal & Exclusive Members (“My Voucher”) is now provided. Sign in is required to display the digital voucher. Please click here for display.
Special Offers
Chance to Earn Double Nights！
Guests are able to earn double qualifying nights for membership status upgrade.
Don't miss the chance to take the fast route to upgrade your membership status to enjoy the variety of special benefits.
Click here for details
ADVANCE - early bird discount
Early booking plans are available! Book now online or at your nearest reservation center to enjoy our ADVANCE rate plan and experience Okura Nikko Hotels.
Click here for details
Contact Us
One Harmony
+81-3-6402-3388
Inquiry FormF. A. Q.
9:30-17:30 JST
(Closed Saturdays, Sundays and Holidays)
Follow Us!
